Example ([http://en.wikipedia.org/wiki/3C_249.1 3C 249.1], also known as '''LEDA 2821945''' or '''4C 77.09'''):

Example ([http://en.wikipedia.org/wiki/3C_249.1 3C 249.1], also known as '''LEDA 2821945''' or '''4C 77.09'''):

−

http://astro.uni-altai.ru/~aw/stellarium/qso_3c_249.1.jpg

+

http://stellarium.org/wikiimg/quasars/qso_3c_249.1.jpg

==Using the Quasars plugin==

==Using the Quasars plugin==

#Enable the tool by clicking the tool-bar button "Load at startup"

#Enable the tool by clicking the tool-bar button "Load at startup"

#Find the quasar by their designation (3C 249.1 as example)

#Find the quasar by their designation (3C 249.1 as example)

+

+

==Catalog of quasars==

+

You can modify the <tt>catalog.json</tt> file manually using a text editor. '''If you are using Windows, it is strongly recommended to use an advanced text editor such as [http://notepad-plus-plus.org/ Notepad++]''' to avoid problems with end-of-line characters. (It will also color the JSON code and make it easier to read.)

+

+

'''Warning''': Before editing your <tt>catalog.json</tt>, make a backup copy. Leaving out the smallest detail (such as a comma or forgetting to close a curly bracket) will prevent Stellarium from starting.

+

+

The path to the directory which contains <tt>catalog.json</tt> is something like:

+

{{user data directory|modules\Quasars|modules/Quasars}}

+

+

===Format of catalog===

+

To add a new quasar, open a new line after line 5 and paste the following, note commas and brackets, they are important:

Using the Quasars plugin

Enable the tool by clicking the tool-bar button "Load at startup"

Find the quasar by their designation (3C 249.1 as example)

Catalog of quasars

You can modify the catalog.json file manually using a text editor. If you are using Windows, it is strongly recommended to use an advanced text editor such as Notepad++ to avoid problems with end-of-line characters. (It will also color the JSON code and make it easier to read.)

Warning: Before editing your catalog.json, make a backup copy. Leaving out the smallest detail (such as a comma or forgetting to close a curly bracket) will prevent Stellarium from starting.

The path to the directory which contains catalog.json is something like: